The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 25, 2002
Filed:
May. 18, 2000
Jose L. Reyes-Gavilan, Clifton, NJ (US);
Frederick T. Lichtenberg, Hartsdale, NY (US);
Adesola O. Oshode, Bronx, NY (US);
Miles J. Hutchings, Eastchester, NY (US);
Peter Collen Hamblin, Flüg, CH;
Michael Fletschinger, Bad Krozingen-Biengen, DE;
Peter Rohrbach, Liestal, CH;
Ciba Specialty Chemicals Corporation, Tarrytown, NY (US);
Abstract
The instant invention relates to a lubricant composition stabilized against the deleterious effects of heat and oxygen. The composition comprises a hydrotreated or hydrodewaxed oil and an effective antioxidant stabilizing amount of a mixture of a phenolic antioxidant; an N,N-disubstituted aminomethyl-1,2,4-triazole; an aromatic amine antioxidant; an alkyl phenoxy alkanoic acid; and an N-acyl sarcosine derivative. Optionally, further additives are added to the subject lubricant compositions.